Iowa DNR
ADBNet

Water Quality Assessments

Impaired Waters List

East Fork Des Moines River IA 04-EDM-1882

from County Road B63 (aka 130th) (S23 T94N R29W Kossuth Co) to outfall of the Algona wastewater treatment plant (WWTP)

Assessment Cycle
1992
Release Status
Final
Result Period
1988 - 1990
Designations
Assessment Type
Monitored
Integrated Report
Category 0
Legacy ADBCode
IA 04-EDM-0010_3
Overall Use Support
Not supporting
Aquatic Life Use Support
Not supporting
Fish Consumption
Not assessed
Documentation
Assessment Comments

Assessment is based on results of DNR ambient monthly monitoring near St. Joseph.

Basis for Assessment

Had impaired (NS) Class B(WW) uses due to 3 of 36 samples with violations of chronic criterion for ammonia; Algona STP was identified as the source of these violations.

Monitoring and Methods
Assessment Key Dates
Methods
230 Fixed station physical/chemical (conventional plus toxic pollutants)
Monitoring Levels
Biological 0
Habitat 0
Physical Chemistry 3
Toxic 0
Pathogen Indicators 0
Other Health Indicators 0
Other Aquatic Life Indicators 0
# of Bio Sites 0
BioIntegrity N/A
Causes and Sources of Impairment
Causes Use Support Cause Magnitude Sources Source Magnitude